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Frame events#2077

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pedroSG94 wants to merge 3 commits intomasterfrom
frame-events
Open

Frame events#2077
pedroSG94 wants to merge 3 commits intomasterfrom
frame-events

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@pedroSG94
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pird32 and others added 3 commits April 16, 2026 17:51
- BaseSender: fix getCacheSize() to track actual capacity after resizeCache()
  (was always returning initial 400 even after resizeCache(128))
- BaseSender: add getQueueSnapshot() returning QueueSnapshot(capacity, items)
- BaseSender: add frameLifecycleListener for pooled-copy buffer recycling
- BaseSender: emit rate-limited ConnectChecker.onTransportEvent(QueueOverflow)
  when sendMediaFrame() drops a frame (cooldown: 1500 ms, no flooding)
- New: QueueSnapshot data class with usageRatio and summary()
- New: TransportEvent sealed class (QueueOverflow, NetworkSendError)
- New: FrameLifecycleListener fun interface for buffer pool integration
- ConnectChecker: add onTransportEvent(TransportEvent) default no-op method

Upstream-friendliness: onTransportEvent is a default method; existing
ConnectChecker implementors are not required to override it.

Made-with: Cursor
…all senders

All four protocol senders (RtmpSender, SrtSender, RtspSender, UdpSender) now:
- Call notifyFrameConsumed(mediaFrame) after the dispatch loop finishes
  processing each frame (after network write). Wired to frameLifecycleListener
  so buffer pools can release slots at the correct point in the lifecycle.
- Emit ConnectChecker.onTransportEvent(NetworkSendError) on send errors in
  addition to the existing onConnectionFailed(String) call (backward compatible).

Made-with: Cursor
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2 participants